title: A headache clinic's experience: Diamond Headache Clinic, Ltd.
mesh_terms: D000554:Ambulatory Care Facilities; D001676:Biofeedback, Psychology; D002641:Chicago; D002908:Chronic Disease; D003027:Cluster Headache / Q000628:therapy; D006261:Headache / Q000628:therapy*; D006801:Humans; D008881:Migraine Disorders / Q000178:diet therapy / Q000628:therapy; D009119:Muscle Contraction; D014653:Vascular Headaches / Q000628:therapy